{"cve":"CVE-2026-46180","nvd":{"published":"2026-05-28T10:16:33.643","modified":"2026-10-15T02:19:48.830","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task\n\nWatchdog task might end between send_sig() and kthread_stop() calls, what\nresults in the use-after-free issue. Fix this by increasing watchdog task\nreference count before calling send_sig() and dropping it by switching to\nkthread_stop_put().","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-416"],"references":["https://git.kernel.org/stable/c/658d2e46c2e9a8eb9b80c5e803ce3c89885b3366","https://git.kernel.org/stable/c/908b92231e1ded53e43fcfad5e0704d83e1b803c","https://git.kernel.org/stable/c/a21f735fb1017ef89c6f9dbf4d799513b4e7bd5a","https://git.kernel.org/stable/c/c623b63580880cc742255eaed3d79804c1b91143","https://git.kernel.org/stable/c/d16827cb1d3936f7627d0da6044483f743ebde03"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:36:28.938604137+00:00"},"epss":{"cve":"CVE-2026-46180","score":0.00141,"percentile":0.0337,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}